Word Problem Review

What is the area of a triangular flower bed with the legs measuring 3 cm and 4 cm and the hypotenuse measuring 5 cm. What is the area?

• 12 sq cm

• 24 sq cm

• 6 sq cm

• 20 sq cm

Choose an expression that is equivalent to (-2)[5 + (-4) + (-6)]

• (-2)(5) + (-2)(-4) + (-2)(-6)

• (-2)[5 + (-4)] + (-2)(-6)

• (-2)(5) + (-4) + (-6)

A recipe states that 1/3 cup of cheese covers 1/4 of a casserole. What is the amount needed to cover 1/2 of the casserole?

• 1/12

• 2/3

• 1/6

• 1/8

A helicopter pilot starts monitoring his elevation above sea level, in feet, and writes the expression 2,000 + (-150) + 300. The helicopter was at an altitude of 2,000 feet above sea level and ....... its altitude by 150 feet.

• decreased

• increased

• stayed constant

The elevator rises at a constant rate. It takes 1.25 seconds for the elevator to 1/3 foot. What is the elevator's slope (unit rate)?

• 4/15 foot per second

• 5/12 foot per second

• 2.75 feet per second

• 3.75 feet per second

What is the expression that matches this situation?
Robbie went parasailing. His sail reached 141 feet. It descended 22 feet before staying in the same place for 10 minutes. What was the height that it stayed in for 10 minutes?

• 163 feet
• 119 feet
• -191 feet
• 19 feet

Melody had to make a visit to the bank because her account was overdrawn by $32.  After making a deposit of $100, Melody was now happy that she had some money. How much money did she have after making the deposit?

• $100
• -$78
• $68
• $32

331 students went on a field trip. Six buses were filled and 7 students traveled in cars. The equation from the last problem was: 6x+7=331. How many students were in each bus?

• 54
• 45
• 56
• 65